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%                                                                           %
% File:            carnatic.dtr                                             %
% Purpose:         generate the the South Indian Carnatic rhythmic system   %
% Author:          Gerald Gazdar, 24 October 1989                           %
% Email:           geraldg@cogs.sussex.ac.uk                                %
% Documentation:   see book cited below                                     %
% Version:         1.01                                                     %
%      Copyright (c) University of Sussex 1989.  All rights reserved.       %
%                                                                           %
% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %

% Terminology and description of theorem set taken from Matthew Montfort
% "Ancient traditions -- future possibilities: rhythmic training through
% the traditions of Africa, Bali and India", Panoramic Press, Mill Valley,
% California, 1985, Chapter 3.

Tala:       <> == 
            <u> == 1 <>
            <o> == 1 0 <>
            <i3> == 1 0 0 <>
            <i4> == 1 0 0 0 <>
            <i5> == 1 0 0 0 0 <>
            <i7> == 1 0 0 0 0 0 0 <>
            <i9> == 1 0 0 0 0 0 0 0 0 <>
            <drutam> == o
            <andrutam> == u
            <description> == "<jati type>" jati "<type>" tala
            <rhythm> == <"<tala>">.

% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %

% The seven principal TALA types

Ata:        <> == Tala
            <type> == ata
            <tala> == Eka Triputa.

Dhruva:     <> == Tala
            <type> == dhruva
            <tala> == Matya Eka.

Eka:        <> == Tala
            <type> == eka
            <tala> == "<jati laghu>".

Jhampa:     <> == Tala
            <type> == jhampa
            <tala> == Eka <andrutam> <drutam>.

Matya:      <> == Tala
            <type> == matya
            <tala> == Eka Rupaka.

Rupaka:     <> == Tala
            <type> == rupaka
            <tala> == <drutam> Eka.

Triputa:    <> == Tala
            <type> == triputa
            <tala> == Eka <drutam> <drutam>.

% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %

% The five JATI varieties:

Chaturasra: <type> == chaturasra
            <laghu> == i4.

Khanda:     <type> == khanda
            <laghu> == i5.

Misra:      <type> == misra
            <laghu> == i7.

Sankirna:   <type> == sankirna
            <laghu> == i9.

Tisra:      <type> == tisra
            <laghu> == i3.

% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %

% The 35 TALAS

Adi:        <> == Triputa
            <jati> == Chaturasra:<>.

Bhoga:      <> == Triputa
            <jati> == Sankirna:<>.

Bhuvana:    <> == Dhruva
            <jati> == Sankirna:<>.

Bindu:      <> == Rupaka
            <jati> == Sankirna:<>.

Chakra:     <> == Rupaka
            <jati> == Tisra:<>.

Chana:      <> == Jhampa
            <jati> == Khanda:<>.

Dhira:      <> == Ata
            <jati> == Sankirna:<>.

Dushkara:   <> == Triputa
            <jati> == Khanda:<>.

Gupta:      <> == Ata
            <jati> == Tisra:<>.

Kadamba:    <> == Jhampa
            <jati> == Tisra:<>.

Kara:       <> == Jhampa
            <jati> == Sankirna:<>.

Kula:       <> == Rupaka
            <jati> == Misra:<>.

Lekha:      <> == Ata
            <jati> == Chaturasra:<>.

Lila:       <> == Triputa
            <jati> == Misra:<>.

Loya:       <> == Ata
            <jati> == Misra:<>.

Madhura:    <> == Jhampa
            <jati> == Chaturasra:<>.

Mana:       <> == Eka
            <jati> == Chaturasra:<>.

Mani:       <> == Dhruva
            <jati> == Tisra:<>.

Patti:      <> == Rupaka
            <jati> == Chaturasra:<>.

Pramana:    <> == Dhruva
            <jati> == Khanda:<>.

Purna:      <> == Dhruva
            <jati> == Misra:<>.

Raga:       <> == Eka
            <jati> == Misra:<>.

Raja:       <> == Rupaka
            <jati> == Khanda:<>.

Rata:       <> == Eka
            <jati> == Khanda:<>.

Rava:       <> == Matya
            <jati> == Sankirna:<>.

Sama:       <> == Matya
            <jati> == Chaturasra:<>.

Sankha:     <> == Triputa
            <jati> == Tisra:<>.

Sara:       <> == Matya
            <jati> == Tisra:<>.

Srikara:    <> == Dhruva
            <jati> == Chaturasra:<>.

Sudha:      <> == Eka
            <jati> == Tisra:<>.

Sura:       <> == Jhampa
            <jati> == Misra:<>.

Udaya:      <> == Matya
            <jati> == Khanda:<>.

Udirna:     <> == Matya
            <jati> == Misra:<>.

Vasu:       <> == Eka
            <jati> == Sankirna:<>.

Vidala:     <> == Ata
            <jati> == Khanda:<>.

% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %

% Some theorems:
%
% Adi:
%           <description> = chaturasra jati triputa tala
%           <tala> = i4 o o
%           <rhythm> = 1 0 0 0 1 0 1 0.
% 
% Dushkara:
%           <description> = khanda jati triputa tala
%           <tala> = i5 o o
%           <rhythm> = 1 0 0 0 0 1 0 1 0.
% 
% Loya:
%           <description> = misra jati ata tala
%           <tala> = i7 i7 o o
%           <rhythm> = 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0.
% 
% Raga:
%           <description> = misra jati eka tala
%           <tala> = i7
%           <rhythm> = 1 0 0 0 0 0 0.
% 
% Srikara:
%           <description> = chaturasra jati dhruva tala
%           <tala> = i4 o i4 i4
%           <rhythm> = 1 0 0 0 1 0 1 0 0 0 1 0 0 0.

% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %

# hide Ata Dhruva Chaturasra Eka Jhampa Khanda
       Matya Misra Rupaka Sankirna Tala Tisra Triputa.

# show <description> <tala> <rhythm>.


% The next line is the Revision Control System Id: do not delete it.
% $Id: archive.dtr,v 1.1 1997/04/09 20:40:33 root Exp $